package com.angenin.springcloud.dao;

import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Param;

/**
 * @Author: jxm
 * @Description:
 * @Date: 2021/4/27 11:33
 * @Version: 1.0
 */
@Mapper
public interface StorageDao {

    void decrease(@Param("productId") Long productId, @Param("count") Integer count);

}

